package com.md.lession07;

public class Dome4 {
	public static void main(String[] args) {
		
		int a = 1 ;
		int sum = 0;
		while (a>0 && a<=100) {
			if (a%2==0) {
				sum = a + sum;
			}
			a++;
		}
		System.out.println(sum);
	}
}
